package com.atguigu.gulimall.product.exception;

import com.atguigu.common.exception.BizCodeEnum;
import com.atguigu.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.validation.FieldError;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.*;

import java.util.HashMap;
import java.util.function.Consumer;

@Slf4j
//@ResponseBody
//@ControllerAdvice(basePackages = "com/atguigu/gulimall/product/controller")
@RestControllerAdvice(basePackages = "com.atguigu.gulimall.product.controller")
//@RestControllerAdvice(basePackages = "com/atguigu/gulimall/product/controller")
public class GulimallExceptionControllerAdvice {

    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleValidException(MethodArgumentNotValidException e){
        log.error("数据校验出现问题{},异常类型:{}",e.getMessage(),e.getClass());
        BindingResult result = e.getBindingResult();
        HashMap<String, String> map = new HashMap<>();
        result.getFieldErrors().forEach(fieldError ->
                map.put(fieldError.getField(),fieldError.getDefaultMessage()));
        return R.error(BizCodeEnum.VALID_EXCEPTION.getCode(),BizCodeEnum.VALID_EXCEPTION.getMessage()).put("data",map);
    }

    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable throwable){
        log.error("错误",throwable);
        return R.error(BizCodeEnum.UNKNOW_EXCEPTION.getCode(),BizCodeEnum.UNKNOW_EXCEPTION.getMessage());
    }
}


